16397220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{39041}}^1$

素因数の和:39060

約数の個数: 48

約数和(自身を含む): 52472448

約数和(自身を除く): 36075228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 39041, 78082, 117123, 156164, 195205, 234246, 273287, 390410, 468492, 546574, 585615, 780820, 819861, 1093148, 1171230, 1366435, 1639722, 2342460, 2732870, 3279444, 4099305, 5465740, 8198610, 16397220]

約数ペア:

[(1, 16397220), (2, 8198610), (3, 5465740), (4, 4099305), (5, 3279444), (6, 2732870), (7, 2342460), (10, 1639722), (12, 1366435), (14, 1171230), (15, 1093148), (20, 819861), (21, 780820), (28, 585615), (30, 546574), (35, 468492), (42, 390410), (60, 273287), (70, 234246), (84, 195205), (105, 156164), (140, 117123), (210, 78082), (420, 39041)]